Manley Performance valve springs are specifically designed to withstand the rigors of todays aftermarket Sport Compact camshafts and properly control the valve train in these high revving Sport Compact engine applications.
This means utilizing only the best, super clean chrome silicon high tensile strength steel alloy and performing classified heat treatment and shot peen processing to insure the ultimate fatigue life and limit load loss. Designed to handle aftermarket camshafts, when paired with Manley Performance Titanium Retainers, max engine revs are 10,000 RPM.
- Outer Diameter : 1.160"/.870"
- Inner Diameter : .865"/.660"
- Seat Pressure : 84 @ 1.580"
- Open Pressure : 264 @ 1.100" / 283 @ 1.050"
- Stock/Max Lift : .480"/.530"
- Coil Bind : 1.000"
- Spring Rate: 375 (lbs./in)
Other Part Numbers:
Due to the intended usage of the products sold by Manley Performance Products, Inc., they are sold WITHOUT WARRANTY OR ANY IMPLIED WARRANTY OF MERCHANTABILITY OR FITNESS FOR THE INTENDED PURPOSE. Manley Performance Products, Inc. shall not, under any circumstances, be liable for any special, consequential or incidental damages, including but not limited to loss of profits or revenue, loss of other property or equipment, cost of purchased or replacement of goods, or claims by customers of the purchaser, which may arise and/or result from the sale, installation or use of these parts. Installation of parts intended for “off-highway” use could adversely affect the vehicle manufacturer’s warranty coverage. Subject to applicable state law. Some items may not be legal for use in California on pollution controlled vehicles. All weights specified are approximate and subject to manufacturing tolerances. Manley Performance Products, Inc. reserves the right to make changes in design, specifications, materials, or make product changes without incurring liability or obligation with respect to similar product previously manufactured. If technical advice is offered or given in connection with the use of any Products it will be as an accommodation to Buyer and without charge and Seller shall have no responsibilities or liabilities whatsoever for the content or use of such advice.